21487030992

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{36191}}^1$

素因数の和:36262

約数の個数: 240

約数和(自身を含む): 74677125120

約数和(自身を除く): 53190094128

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 31, 36, 38, 42, 48, 56, 57, 62, 63, 72, 76, 84, 93, 112, 114, 124, 126, 133, 144, 152, 168, 171, 186, 217, 228, 248, 252, 266, 279, 304, 336, 342, 372, 399, 434, 456, 496, 504, 532, 558, 589, 651, 684, 744, 798, 868, 912, 1008, 1064, 1116, 1178, 1197, 1302, 1368, 1488, 1596, 1736, 1767, 1953, 2128, 2232, 2356, 2394, 2604, 2736, 3192, 3472, 3534, 3906, 4123, 4464, 4712, 4788, 5208, 5301, 6384, 7068, 7812, 8246, 9424, 9576, 10416, 10602, 12369, 14136, 15624, 16492, 19152, 21204, 24738, 28272, 31248, 32984, 36191, 37107, 42408, 49476, 65968, 72382, 74214, 84816, 98952, 108573, 144764, 148428, 197904, 217146, 253337, 289528, 296856, 325719, 434292, 506674, 579056, 593712, 651438, 687629, 760011, 868584, 1013348, 1121921, 1302876, 1375258, 1520022, 1737168, 2026696, 2062887, 2243842, 2280033, 2605752, 2750516, 3040044, 3365763, 4053392, 4125774, 4487684, 4560066, 4813403, 5211504, 5501032, 6080088, 6188661, 6731526, 7853447, 8251548, 8975368, 9120132, 9626806, 10097289, 11002064, 12160176, 12377322, 13463052, 14440209, 15706894, 16503096, 17950736, 18240264, 19253612, 20194578, 21316499, 23560341, 24754644, 26926104, 28880418, 31413788, 33006192, 36480528, 38507224, 40389156, 42632998, 43320627, 47120682, 49509288, 53852208, 57760836, 62827576, 63949497, 70681023, 77014448, 80778312, 85265996, 86641254, 94241364, 99018576, 115521672, 125655152, 127898994, 141362046, 149215493, 161556624, 170531992, 173282508, 188482728, 191848491, 231043344, 255797988, 282724092, 298430986, 341063984, 346565016, 376965456, 383696982, 447646479, 511595976, 565448184, 596861972, 693130032, 767393964, 895292958, 1023191952, 1130896368, 1193723944, 1342939437, 1534787928, 1790585916, 2387447888, 2685878874, 3069575856, 3581171832, 5371757748, 7162343664, 10743515496, 21487030992]

約数ペア:

[(1, 21487030992), (2, 10743515496), (3, 7162343664), (4, 5371757748), (6, 3581171832), (7, 3069575856), (8, 2685878874), (9, 2387447888), (12, 1790585916), (14, 1534787928), (16, 1342939437), (18, 1193723944), (19, 1130896368), (21, 1023191952), (24, 895292958), (28, 767393964), (31, 693130032), (36, 596861972), (38, 565448184), (42, 511595976), (48, 447646479), (56, 383696982), (57, 376965456), (62, 346565016), (63, 341063984), (72, 298430986), (76, 282724092), (84, 255797988), (93, 231043344), (112, 191848491), (114, 188482728), (124, 173282508), (126, 170531992), (133, 161556624), (144, 149215493), (152, 141362046), (168, 127898994), (171, 125655152), (186, 115521672), (217, 99018576), (228, 94241364), (248, 86641254), (252, 85265996), (266, 80778312), (279, 77014448), (304, 70681023), (336, 63949497), (342, 62827576), (372, 57760836), (399, 53852208), (434, 49509288), (456, 47120682), (496, 43320627), (504, 42632998), (532, 40389156), (558, 38507224), (589, 36480528), (651, 33006192), (684, 31413788), (744, 28880418), (798, 26926104), (868, 24754644), (912, 23560341), (1008, 21316499), (1064, 20194578), (1116, 19253612), (1178, 18240264), (1197, 17950736), (1302, 16503096), (1368, 15706894), (1488, 14440209), (1596, 13463052), (1736, 12377322), (1767, 12160176), (1953, 11002064), (2128, 10097289), (2232, 9626806), (2356, 9120132), (2394, 8975368), (2604, 8251548), (2736, 7853447), (3192, 6731526), (3472, 6188661), (3534, 6080088), (3906, 5501032), (4123, 5211504), (4464, 4813403), (4712, 4560066), (4788, 4487684), (5208, 4125774), (5301, 4053392), (6384, 3365763), (7068, 3040044), (7812, 2750516), (8246, 2605752), (9424, 2280033), (9576, 2243842), (10416, 2062887), (10602, 2026696), (12369, 1737168), (14136, 1520022), (15624, 1375258), (16492, 1302876), (19152, 1121921), (21204, 1013348), (24738, 868584), (28272, 760011), (31248, 687629), (32984, 651438), (36191, 593712), (37107, 579056), (42408, 506674), (49476, 434292), (65968, 325719), (72382, 296856), (74214, 289528), (84816, 253337), (98952, 217146), (108573, 197904), (144764, 148428)]